CVE-2023-53957

moderate-risk
Published 2025-12-19

Kimai 1.30.10 contains a SameSite cookie vulnerability that allows attackers to steal user session cookies through malicious exploitation. Attackers can trick victims into executing a crafted PHP script that captures and writes session cookie information to a file, enabling potential session hijacking.

Do I need to act?

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0.17% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
9
CVSS 9.8/10 Critical
NETWORK / LOW complexity

Affected Products (1)

Kimai

Affected Vendors

Kimai

References (3)

Product https://github.com/kimai/kimai/releases/tag/1.30.10
Exploit https://www.exploit-db.com/exploits/51278
Third Party Advisory https://www.vulncheck.com/advisories/kimai-samesite-cookie-vulnerability-session...
38
/ 100
moderate-risk
Severity 32/34 · Critical
Exploitability 1/34 · Minimal
Exposure 5/34 · Minimal